What does Tamsyn mean?
Tamsyn /tam-syn/ [2 sylls.] as a name for girls has the meaning "twin". Tamsyn is an alternate spelling, with the suffix -yn, of Tamsin (English, Aramaic): short variant of Thomasina. See also Thomasina.
How popular is Tamsyn?
Tamsyn is an uncommonly occurring given name for females. Tamsyn is also an uncommon surname for all people. (2000 U.S. Census)
Shown below is the birth name popularity of Tamsyn for girls. Tamsyn has yet to make it into the Top 1000 thus far. (2014 Birth Statistics)